What is the eternal triangle? explain what it is, which factors contribute to it, and why it is important (See Baker 1997). What is epigenetics andhow does it fit in with the eternal triangle?

Is race an accurate term for describing human variation? Based on the Gravleereading, as well as lectures, what accounts for the health disparities seen between so called "races?" How does race become biology?

Define and explain Allen and Bergman's Rules. Explain how they confer adaptive advantages in different climates.

What is a clinal distribution and how does it help explain human variation? Give an example of and explain one specific phenotypic trait that varies clinally in humans.